The macos implementation of shared_preferences.
This package has been endorsed, meaning that you only need to add shared_preferences as a dependency in your pubspec.yaml. It will be automatically included in your app when you depend on package:shared_preferences.
This is what the above means to your pubspec.yaml:
... dependencies: ... shared_preferences: ^0.5.6 ...
If you wish to use the macos package only, you can add shared_preferences_macos as a dependency:
... dependencies: ... shared_preferences_macos: ^0.0.1 ...